import java.util.Scanner;

public class demo07 {
    //k倍区间
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int n=sc.nextInt();
        int k=sc.nextInt();
        int[] arr=new int[n];
        for (int i = 0; i < n; i++) {
            arr[i]=sc.nextInt();
        }
        int count=0;
        for (int i = 0; i < n; i++) {
            int sum=0;
            for (int j = i; j < n; j++) {
                sum+=arr[j];
                if(sum%k==0){
                    count++;
                }
            }
        }
        System.out.println(count);
    }
}
